- "../nop/time2.dat" using 2:(1000000*$14) with points title "2 byte messages", \
- "../nop/time4.dat" using 2:(1000000*$14) with points title "4 byte messages", \
- "../nop/time6.dat" using 2:(1000000*$14) with points title "6 byte messages", \
- "../nop/time8.dat" using 2:(1000000*$14) with points title "8 byte messages"
+ "../nop/len2-msgs.txt" using 2:(1000000*$14) with points title "2 byte messages", \
+ "../nop/len4-msgs.txt" using 2:(1000000*$14) with points title "4 byte messages", \
+ "../nop/len6-msgs.txt" using 2:(1000000*$14) with points title "6 byte messages", \
+ "../nop/len8-msgs.txt" using 2:(1000000*$14) with points title "8 byte messages"